In most cases given standard flooring heights you will install the cabinets before the floor covering.
Installing cabinets on concrete floor.
Floor covering or finish flooring is the surface that you see and walk on not the subfloor under the underlayment or underlayment between subfloor and finished layer.
When determing how to install base cabinets on uneven floors check for level and plumb and add shims until the cabinets are at the same level.
Place them on the base and use wood screws to attach the cabinets along the bottom inside panel to the base.
I am installing base cabinets in my basement.
Shim beneath the cabinet to align it with the top of cabinet line you drew on the wall.
Step 4 drill three pilot holes into the board and then set it back in place along the line with the x.
I was thinking of either a pressure treated base for all the cabs and bookcases or perhaps vapor barrier like used under laminate flooring.
The basment will be framed with metal studs.
This will secure the cabinet to the floor.
The other reason is when installing under the counter appliances the floor in the appliance space needs to be the same level as the flooring.
Cabinets are not recommended to be installed over a floating floor especially cabinets that have a heavy granite counter top.
Use shims if necessary when you install the rest of the cabinets to create an even surface.
The corner base cabinet sets the trend for all of your other base cabinets so take the time to do this step well.
If one end of the cabinet installation is against the wall a 2 by 4 board is not required.
The flooring will be a floating laminate so i can t set the cabinets directly on the flooring.
I have never tried to anchor a buit in to metal studs.
Square the board using a t square and then using a power drill and 1 16 inch bit drill three pilot holes into the concrete floor about 2 inches deep.
From here you can begin install the cabinets.
It s best to try to start the base cabinet installation as close to this high point as possible it s easier to shim under the cabinets on the lower spots to make them level with this first one rather than starting on a low point and having to trim the bottoms of the cabinets.
If the floor isn t level find the highest point in the floor along the wall where the cabinets will be installed.
If you install wood product directly on concrete the moisture in the concrete will wick up into the cabinets and ruin the parts in contact with the concrete.
The proper installation would be to install the cabinets and then install the flooring around the cabinets.
There was a similar question how do i install cabinets on a floating hardwood floor but it didn t answer how so install the cabinets on the concrete.